Home / 84,190.62-116,178.15-46,464.78

Finding the Fourth Proportional to 84,190.62, 116,178.15 and 46,464.78

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Solution

The fourth proportional to 84,190.62, 116,178.15 and 46,464.78 is: 64,118.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,190.62 : 116,178.15 = 46,464.78 : x
  2. Step 2: Convert to fraction form
    84,190.62/116,178.15 = 46,464.78/x
  3. Step 3: Cross multiply
    84,190.62x = 116,178.15 × 46,464.78
  4. Step 4: Simplify right side
    84,190.62x = 5,398,192,180.56
  5. Step 5: Solve for x
    x = 5,398,192,180.56/84,190.62
  6. Step 6: Final answer
    x = 64,118.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.